17.5.14 UARTx Receive Checksum Register

Name: UxRXCHK
Offset: 0x256, 0x27E, 0xF1E

Bit 15141312111098 
          
Access  
Reset  
Bit 76543210 
 RXCHK[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 7:0 – RXCHK[7:0] Receive Checksum bits (calculated from RX words)

LIN Modes:

C0EN = 1: Sum of all received data + addition carries, including PID.

C0EN = 0: Sum of all received data + addition carries, excluding PID.

LIN Responder:

Cleared when Break is detected.

LIN Commander/Responder:

Cleared when Break is detected.

Other Modes:

C0EN = 1: Sum of every byte received + addition carries.

C0EN = 0: Value remains unchanged.